JP3422451B2 - Buried gas tap - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a buried gas stopper,
Particularly, the hose end of the gas plug is exposed from the opening of the decorative plate attached to the indoor wall surface or the floor surface, and the opening is openably and closably closed by the rotatable lid body, and the hose is operated by operating the lid body. The present invention relates to a buried type gas plug in which a socket connected to an end is removed.

[0002]

2. Description of the Related Art A conventional gas plug of the type described above has
No. 8874. In this structure, a gas plug main body is housed in a space that is open to the inside of the room and is provided inside the wall, and a gas pipe arranged inside the wall is connected to the gas plug main body. The main body of the gas plug is screwed to a skirt portion that protrudes inward from a decorative plate that is attached to the inner wall surface of the wall.

The decoration plate is provided with an opening for connecting a gas pipe, and the hose end of the gas stopper body is exposed in this opening. In addition, a lid is provided to open and close this opening. The lid can be rotated in a closed state in which the opening is closed, and can be rotated 90 degrees to an open upright posture in which the lid stands upright with respect to the decorative plate, and can be pushed in the open upright posture. Then, when the lid body in the open upright posture is pushed in, the socket connected to the hose end is removed by the release lever that interlocks with the front portion in the pushing direction.

This device has an advantage in that the number of operating parts provided on the decorative plate is smaller than that of a device in which the removing mechanism for removing the socket is provided separately from the lid for opening and closing the opening.

[0005]

However, in this conventional gas plug, since the decorative plate is directly attached to the gas plug body fixed to the inside of the wall, the distance from the indoor wall surface to the fixing position of the gas plug body is large. When the height of the skirt portion of the decorative plate does not match with the height of the decorative plate, there is a gap between the decorative plate and the interior wall surface, which is unsightly in appearance.

In order to solve this problem, it is conceivable that the lid is provided on the decorative plate and the decorative plate is screwed to the gas stopper body. However, in this case, if the distance between the gas stopper body and the decorative plate is different, the interlocking relationship between the cover body on the decorative plate side and the removal mechanism portion on the gas stopper main body side shifts, and the socket cannot be removed. The problem remains.

According to the invention of claim 1, "a gas stopper main body (1) fixed to the inside of a wall or floor, a decorative plate (4) fixedly attached to an indoor wall surface or floor surface, and this decoration An opening (40) for connecting a gas pipe, which is provided in the plate (4) and exposes the hose end (11) of the gas stopper main body (1), and a closed posture in which the opening (40) is closed and a 90 degree rotation from this A lid body (3) which is rotatably supported between the opened upright posture and moved and pushed in the open upright posture, and the lid body (3) which is interlocked with the front portion of the lid body in the pushing direction and which is pushed in. By said hose end (11)
Release lever (2) for removing the socket (S) connected to
2) and the buried gas stopper consisting of the
Even if the distance between (1) and the decorative plate (4) is different, this decorative plate
It is an object to ensure that (4) is securely attached to the indoor wall surface or floor surface and that the socket can be smoothly removed.

[0008]

According to a first aspect of the present invention, the "gas stopper body (1) is housed in a rectangular parallelepiped box (B) which is opened to the inside of the room and fixed inside the wall or floor. The decorative plate (4) is fixed to the box (B) by a mounting screw (N) penetrating the decorative plate (4) so as to be attached to the indoor wall surface or the floor surface, and the cover body (3) is fixed. ) Is the decorative plate
Skirt (41) protruding from (4) into the box (B)
A spring for returning the lid body (3) in the open upright posture to the non-indented position is interposed between the cover and the decorative plate (4), and the lid body (3) in the open upright posture is supported by At the front part in the pushing direction, a plurality of protrusions are provided along this pushing direction.
(6) (6) are arranged side by side, and the release lever (22) is provided on the release lever main body (220) arranged in the socket insertion area on the outer periphery of the hose end (11) and the base end portion thereof. It consists of a working piece (222) protruding from the fulcrum part (210) toward the pushing movement range (300) side of the lid (3), and the fulcrum part (210) is a tip of the hose end (11). Is obliquely movable in the range from the top dead center on the side to the bottom dead center on the base end side, and at the top dead center, the operating piece (222) is located outside the pushing movement range (300) and At the bottom dead center, the fulcrum position of the fulcrum portion (210) is set so that the operating piece (222) enters the pushing movement range (300) and can be engaged with the protruding piece (6). A pushing spring (15) is provided for urging the release lever main body (220) toward the tip side of the hose end (11) to return the fulcrum part (210) to the top dead center. (210) is above A stopper (9) is provided for maintaining the release lever main body (220) in a posture substantially perpendicular to the hose end (11) in a state of returning to the dead center. ”

When installing this gas plug, a box
(B) is fixed to the inside of a wall or floor, the gas stopper body (1) is installed in the box (B), and the decorative plate (4) is installed in the box (B). In this mounted state, the decorative plate (4) is pressed against the indoor wall surface or floor surface by the mounting screw (N) that is screwed into the box (B). There is no gap between and.

A lid (3) mounted on the decorative plate (4)
The socket (S) is connected to the hose end (11) of the gas stopper main body (1) in a state where is rotated from the closed position to the open upright position. By this connection, the entire release lever (22) is pushed in, and the fulcrum part (210) moves diagonally from the top dead center to the bottom dead center. Due to this oblique movement, the operating piece (222) of the release lever (22) enters the inside of the pushing movement range (300) from the state where it is positioned outside the pushing movement range (300) of the lid (3). The projection piece (6).

In this structure, since the plurality of protrusions (6) (6) are provided along the pushing direction of the lid (3),
Even if the fixing depth of the box (B) inside the wall from the indoor wall surface is different, one of the projecting pieces (6) and the operating piece (222) is engaged by connecting the socket (S). It becomes a state.
To remove the socket (S), push the lid (3) in the open upright position. Then, the operating piece (222) is pushed by the projecting piece (6), and the release lever main body (220) rotates around the fulcrum portion (210). As a result, the socket (S) is removed. After removing this socket, the release lever (22) is returned to the initial position before pushing by the push spring (15), and in this state, the stopper (9) makes a posture substantially perpendicular to the hose end (11). Maintained.

Here, the "the fulcrum portion (2
10) is supported obliquely movably to the pushing movement range (300) side in the range from the top dead center of the hose end (11) to the bottom dead center of the base end. '' As in the invention of Item 2, "the release lever (22) is fixed to the gas stopper body (1)
A support wall (2) for supporting the fulcrum part (210) of the
The support wall (2) and the fulcrum portion (210) have a relationship in which the shaft portion provided on one side is fitted into the inclined groove portion or the inclined slot portion provided on the other side. One end in the longitudinal direction of the hole is the top dead center and the other end is the bottom dead center. " In this structure, the shaft portion provided on one of the release lever (22) and the support wall (2) supporting the release lever (22) moves relative to the inclined groove portion or the inclined elongated hole portion provided on the other side, so that Support point (210)
The diagonal movement of is secured. Incidentally, the inclined groove portion or the inclined elongated hole portion is not limited to the linear shape. For example, it may be arcuate.

According to the third aspect of the invention, "the gas stopper body (1) is rotatably supported by a predetermined angle and the free end is rotatably supported by the fulcrum portion (210) of the release lever (22). A lever mechanism (8) to be connected is provided, and when the fulcrum portion (210) coincides with the above-mentioned top dead center and is at the other end when the lever mechanism (8) is at one end of its rotatable range. Further, the fulcrum portion (210) coincides with the bottom dead center. In this one,
The pivotal movement of the lever mechanism (8) ensures the oblique movement of the fulcrum portion (210).

Further, according to the invention of claim 4, "the release lever main body (220) is connected to the hose end from its fulcrum portion (210).
It is configured to extend in a bifurcated manner in the outer peripheral area of (11), and the push spring (1
5) is fitted on the hose end (11), and the push spring (1
An annular contact plate (18) externally fitted to the hose end (11) is interposed between the 5) and the release lever main body (220).
In the case of the socket (S), when the socket (S) is connected, the release lever main body (220) is held between the distal end annular portion and the push spring (15) fitted on the hose end (11). Therefore, this sandwiching surface is widely secured.

[0015]

As described above, according to the invention of claim 1, even if the mounting depth of the box (B) from the indoor wall surface or the floor surface is different, the decorative plate (4) is fixed by the mounting screw (N). )
Since it is attached in such a manner that it comes into contact with the interior wall surface or floor surface, no gap is created between the decorative plate (4) and the interior wall surface or floor surface.

Further, even if the mounting depth of the box (B) from the indoor wall surface or the floor surface is different, when the socket (S) is connected, the release lever (22) is moved to either position at the pushing position. Since it is engaged with the projecting piece (6), the release lever (22) is surely operated by pushing the lid (3), and the socket can be smoothly removed. Further, the same effect can be expected even if the projecting piece (6) is provided so that its position can be adjusted in the pushing direction of the lid body (3) and the release lever (22) is pivotally supported at a fixed position. However, in this case, it is necessary to adjust the position of the projecting piece (6) according to the distance between the box (B) and the indoor wall surface or floor surface. On the other hand, in the case of the invention of the present application, the adjustment operation is not necessary because the engagement state is achieved only by connecting the socket (S).

Further, in the invention of claim 4, since the holding surface of the release lever (22) between the tip annular portion of the socket (S) and the push spring (15) is widely secured, the release lever (22) The movement of) to the pushing movement area (300) side becomes stable. Further, between the pressing spring (15) and the release lever (22), a contact plate (18) is provided.
Is interposed, and the moving operation is further stabilized.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
It will be described with reference to the drawings. The gas plug of this embodiment is
As shown in Figs. 1 to 3, the gas stopper body (1) is a box.
It is housed and fixed in (B), and this box (B) is housed in an empty space in the wall (W) and fixed to a pillar or a crosspiece (not shown) in the wall (W). is there. A decorative plate (4) is attached to the wall surface of the wall (W).

The structure of each part will be described below. * Decorative plate (4) * The decorative plate (4) is composed of its main plate (4a) and a thin plate-like decorative frame (4b) that is detachably attached to the surface of the main plate (4a).
A skirt portion (41) is provided on the inner surface of the main plate (4a).

As shown in FIG. 2, the main plate (4a) has a pair of female screw portions (B ₁ ) (B ₁ ) provided at diagonally opposite positions at the upper end open portion of the box (B). ) Is screwed by the mounting screw (N) (N). The pair of through holes for the mounting screws (N) (N) in the main plate (4a) are arc-shaped elongated holes (45) (45), and these elongated holes (45) (45) are , Plaque
The shape is along the circumference centered on the hose end (11) exposed in the central gas pipe connection opening (40) of (4).

The openings of the main plate (4a) and the rectangular openings of the decorative frame (4b) are aligned, and these openings are the openings (4
0). As shown in FIG. 1, the opening of the decorative frame (4b) has a rectangular shape slightly longer than a lid main body (31) described later,
When the decorative frame (4b) is fitted on the surface of the main plate (4a), the heads of the mounting screws (N) (N) and a part of the opening of the main plate (4a) are closed. .

The skirt portion (41) is a cylindrical body that surrounds an opening for inserting a socket among the openings of the main plate (4a), and has an arc-shaped side wall portion (411) of semicircular cross section and both ends thereof. A pair of side wall portions (412) (412) and a guide wall (413) connecting these side wall portions (412) (412) to each other. An elongated slot (43) opening downward is formed at the end of each side wall (412).

* Lid body (3) * The lid body (3) is, as shown in FIGS. 1, 2, and 4 to 6, a long side wall of the lid main body (31) which is a rectangular dish. This is a configuration in which the rotating arm portions (32) (32) are continuously provided on the outer surface. These rotating arms (3
2) (32) is arranged biased to the open side of the lid main body (31),
These rotating arm portions (32) (32) with respect to the top surface of the lid main body (31)
The deviation amount of is substantially equal to the thickness of the decorative frame (4b).

The rotating arm portions (32) (32) are provided with a skirt portion (41).
Is located outside the side wall portions (412) (412) of the. In addition, the turning fulcrums (33) (3
3) are individually fitted into the slot holes (43) (43) of the side wall portions (412) (412). The guide wall (413) of the skirt portion (41)
Is a range lower than the rotation fulcrum (33) at the highest position,
That is, the lid body (3) is provided in a range below the lower edge of the lid main body (31) in the closed posture and is in the open upright posture.
The lid main body (31) is located on the hose end (11) side. Therefore, the lid body (3) can be rotated around the upper end of the groove hole (43), and when the lid body (3) is in the open upright posture, the rotation fulcrum (33) is located in the groove hole (43). Can go up and down along (43). That is, the lid (3) can be pushed into the box (B).

A locking projection (34) is provided on the outer surface of each rotating arm (32), and the locking projection (34) and the upper end of the outer surface of the side wall (412) of the skirt (41). As shown in FIG. 6, a tension spring (5) is stretched between the locking portion (44) provided. The positional relationship between the locking projection (34) and the locking portion (44) is a known relationship, and the lid body is in a state where the rotation fulcrum (33) is located at the upper end of the slot (43). (3) is rotated by the tension of the tension spring (5) with the rotation fulcrum (33) as a fulcrum.
Further, when the tension spring (5) is below the pivot (33) in FIG. 6, a closing force always acts on the lid (3),
On the contrary, when it is above the rotation fulcrum (33) in the figure, the opening force always acts on the lid (3).

Further, the tension spring (5) returns the lid (3) in the open upright posture pushed into the inside of the box (B) to the non-pushed position before pushing. The lid
The range of movement in the pushing direction of (3) is the pushing movement range (300) described in claim 1 above. Further, in the front portion of the lid body (3) in the pushing direction on the back surface of the lid main body (31), as shown in FIG.
Also, as shown in FIG. 5, a plurality of projecting pieces (6) (6) are arranged in parallel along the pushing direction. The height of these protrusions (6) (6) is
It matches the height of the peripheral side wall of the lid main body (31).

* Gas plug body (1) * As shown in FIGS. 1 to 3 and 7, the gas plug body (1) is provided with a hose end on a body portion coaxially continuous with the gas inlet portion (10).
(11) has a structure in which the hose ends (11) and the body portion are connected to each other in an orthogonal state to form a slide plug accommodating portion. The body is screwed to the bottom of the box (B).

The gas stopper body (1) is provided with the above skirt portion.
From the arc-shaped side wall (411) to the side wall (412) (412) in (41)
Bases (20) having an inscribed shape are continuously provided in the range up to.
The lower end of the base (20) is tightly fitted onto the lower end of the slide plug housing. In addition, the hose end (1) is attached to an annular frame (26) which is connected to the semicircular side wall portion (25) of the base (20).
The base end of 1) is fitted tightly. Therefore, the base (20)
Is fixed to the hose end (11) without rattling.

The side wall portion (412) of the base (20)
A release lever (22), which will be described later, is pivotally supported by a pair of opposed side walls (21) (21) facing the inside of the (412). These opposing sidewalls (21)
(21) is the support wall (2) described in claim 2. The release lever (22) is a release lever main body (220) having a bifurcated shape extending from the pushing movement range (300) side to the socket insertion region on the outer periphery of the hose end (11), and the pushing movement range (300). ) Side and the operating piece (222) which protrudes toward it.

At the base end of the release lever main body (220) (the end on the side of the push-in movement area (300)), a pair of upright pieces (240) (240) that stand upright are provided. These upright pieces (240) (240) are provided with shaft portions (211) (211) protruding outward. These shaft portions (211) (211) are the fulcrum portion (210) described in claim 1. The shaft portions (211) (211) are fitted into the slanted long hole portions (201) (201) which are provided on the opposed side walls (21) (21) and whose width is substantially equal to the diameter of the shaft portion (211). To be done. Therefore, the shaft portion (211) can be moved between the top dead center of the hose end (11) and the bottom dead center of the base end of the inclined elongated hole (201). .

One top dead center is the above-mentioned indentation movement range (300).
It is provided at a position where the distance between and is larger than the protruding length of the operating piece (222). Further, the other bottom dead center is provided at a position where the distance from the pushing movement area (300) is smaller than the protruding length of the operating piece (222). The height of the bottom dead center from the bottom of the box matches the height of the tip of the socket (S) connected to the hose end (11). Therefore, when the socket (S) is connected to the hose end (11), the entire release lever (22) is pushed in, and the shaft portion (211) of the release lever (22) moves diagonally to the bottom dead center. Due to this diagonal movement, the operating piece (2
22) enters into the push-in movement area (300) from a position outside the push-in movement area (300), and the operating piece (222) is in a state of engaging with the projecting piece (6).

The release lever main body (220) is the annular frame.
A pressing spring (15), which is fitted onto the hose end (11), is interposed between the hose end (11) and the tip end side of the hose end (11). In addition, this push spring (1
An annular contact plate (18) fitted on the hose end (11) is interposed between the release lever main body (220) and the release lever body (5). Further, on the inner surface of the opposing side walls (21) (21), a pair of pieces (91)
(91) projects oppositely. These pieces (91) (91) should be attached to the end of the release lever main body (220) before pushing in
It is provided at a position facing from the tip side of (11). Further, these pieces (91) (91) are located outside the socket insertion area. These pieces (91) (91) are the stopper (9) according to claim 1 above.

* Actual Use * In the gas plug of this embodiment, the gas plug main body (1) is attached to the bottom of the box (B) housed and fixed in the wall (W). As a result, the gas plug body (1) is buried in the wall in such a manner that the hose end (11) is exposed on the indoor wall surface side. The base (20) is attached to the gas stopper main body (1) in this state as described above.

Thereafter, the main plate (4a) having the lid (3) and the tension spring (5) mounted on the skirt (41) is attached with the mounting screw (N).
(N) is screwed to the box (B). At this time,
By adjusting the screwing posture of the main plate (4a), the main plate (4a) becomes an accurate posture with respect to the indoor wall surface of the wall (W).
Further, when the decorative frame (4b) is fitted on the main plate (4a), the heads of the mounting screws (N) (N) are covered.

In this embodiment, since the base (20) is tightly fitted in the skirt portion (41), these skirt portions are
The (41) and the base (20) can move relative to each other in the axial direction.
Therefore, the relative positional relationship in the axial direction is adjusted according to the fixing depth of the box (B) accommodating the gas stopper body (1) from the indoor wall surface. When the socket (S) is connected to the hose end (11) with the gas stopper attached, as described above, the entire release lever (22) is pushed by the socket (S) from the state shown by the solid line in FIG. Release lever (2
Shafts (211) and (211) of 2) are slanted toward the pushing movement range (300) side, and the operating piece (222) is brought into engagement with the protruding piece (6) (see the same figure 2). State of the dotted line).

At the time of this pushing, the forked release lever main body (220) is held between the tip annular portion of the socket (S) and the push spring (15) fitted on the hose end (11),
Since the release lever main body (220) moves to the push-in moving range (300) side, this moving operation is stable. Further, the moving operation is further stabilized by the contact plate (18) interposed between the release lever main body (220) and the push spring (15). When the contact plate (18) is made of a material having a high slidability, the release lever main body (220) smoothly moves to the pushing movement range (300) side.

When the lid (3) in the open upright posture is pushed in with the operating piece (222) and the projecting piece (6) engaged as described above, the projecting piece (6) causes the operation. The piece (222) is pushed in. As a result, the release lever (22) is
11) The socket (S) is detached by the release lever main body (220) by rotating around (211). After that, when the pushing force of the lid body (3) is released, the lid body (3) returns to the non-pushed-in position by the tension spring (5). The release lever (22) is also pushed back by the push spring (15) to the initial position before pushing. In this embodiment, the pad (18) is used.
The edge on the side of the pushing movement range (300) in
It substantially coincides with the line connecting the shaft portions (211) and (211) of (22). Therefore, even when the release lever (22) is in the inclined posture immediately after the socket is removed, the release lever (22) is
(22) tends to return to a posture perpendicular to the hose end (11). Then, when the release lever (22) returns to the initial position before being pushed in, the tip end of the release lever main body (220) contacts the one side portion (91) (91), and this release lever main body (220)
It is maintained at a right angle to the hose end (11).

* Other Embodiments *. The configuration for supporting the fulcrum portion (210) of the release lever (22) so as to be movable diagonally is not limited to the above-mentioned embodiment. For example, the inclined elongated hole portion (201) in the above embodiment
Alternatively, a slanted groove portion having a predetermined length may be used. In this case, both ends in the longitudinal direction of the inclined groove portion are the above-mentioned top dead center and bottom dead center. Further, other cam mechanism may be used.

Further, as shown in FIG. 8, between the opposing side wall (21) and the upright piece (240) of the release lever (22), a connecting rod body (rotatably connected to both of them) ( 81) is interposed, and a pair of first and second projections (83) is provided on the opposing side wall (21) for setting a rotatable range of the connecting rod body (81) with respect to the opposing side wall (21).
(84) may be provided. The first projection (83) on the tip end side of the hose end (11) has a connection fulcrum (241) with the upright piece (240) when the connection rod body (81) is in contact with the first projection (83). It is provided at the same position as the top dead center.
The other second protrusion (84) is provided so that the connecting fulcrum (241) is located at the same position as the bottom dead center of the above-mentioned embodiment when the connecting rod (81) is in contact therewith. . In this structure, the connection fulcrum (241) is the fulcrum part according to claim 1.
(210), and the connecting rod body (81) serves as the lever mechanism (8) according to claim 3. In this one, the connecting rod body
The rotation of (81) causes the connecting fulcrum (241) to move diagonally as in the above embodiment. Therefore, this one also has the same operation as the above-mentioned embodiment. Incidentally, the connecting rod body (81)
May be directly connected to the body of the gas stopper body (1) instead of the facing side wall (21). Further, the lever mechanism
(8) is not limited to the connecting rod body (81).

.. As shown in the figure, the stopper
(9) is composed of a piece portion (91) similar to that of the above-mentioned embodiment, and an inclined piece (92) extending obliquely toward the pushing movement range (300) side and the tip side of the hose end (11). It may be configured. In this case, even if the release lever main body (220) is pushed back by the push spring (15) in the inclined posture immediately after the socket is removed, the tip end of the release lever main body (220) faces the inclined piece (92). Since the contact is guided, the release lever main body (220) surely returns to the right angle posture with respect to the hose end (11). Needless to say, the inclined piece (92) is arranged outside the socket insertion area.

.. The gas plug of the above-mentioned embodiment may be attached to the floor.

[Brief description of drawings]

FIG. 1 is a sectional view of a gas plug according to an embodiment of the present invention.

[Figure 2] Plan view

FIG. 3 is a sectional view seen from the side.

FIG. 4 is a perspective view of the lid body (3).

FIG. 5 is an explanatory view showing the back surface of the lid body (3).

[Fig. 6] Relationship between the skirt (41) and the lid (3)

FIG. 7 is an operation explanatory diagram of the release lever (22).

FIG. 8 is an explanatory diagram when the embodiment is modified.

[Explanation of symbols]

(1) ・ ・ ・ Gas plug body (4) ・ ・ ・ Decorative plate (11) ・ ・ ・ Hose end (40) ・ ・ ・ Opening (3) ... Lid (22) ・ ・ ・ Release lever (S) ・ ・ ・ Socket (B) ・ ・ ・ Box (N) ・ ・ ・ Mounting screw (41) ・ ・ ・ skirt (6) ... Protrusions (300) ・ ・ ・ Pushing movement range (210) ・ ・ ・ Support point (220) ... Mainly release lever (222) ・ ・ ・ Operating piece (15) ・ ・ ・ Pressing spring (9) ・ ・ ・ Stopper

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Bibliographic flat 3-96475 (JP, U) Real flat 3-69768 (JP, U) Real flat 4-8874 (JP, U) Real SHO 61- 168363 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) F16K 27/00 F16L 37/00

Claims (4)

(57) [Claims] 1. A gas stopper body fixed to the inside of a wall or floor.
(1), a decorative plate (4) fixed to the interior wall surface or floor surface, and a hose end (11) of the gas stopper body (1) exposed on the decorative plate (4) The opening (40) for connecting the gas pipe, the opening (40) is closed between the closed position and the open upright position that is rotated by 90 degrees from the closed position, and the open upright position can be pushed in freely. Supported lids (3)
And a release lever (22) for interlocking with the front part of the lid (3) in the pushing direction and for removing the socket (S) connected to the hose end (11) by pushing the lid (3).
In the buried type gas plug consisting of, the gas plug body (1) is housed and fixed in a rectangular parallelepiped box (B) that is open to the inside of the room and fixed inside the wall or floor, and 4) is screwed and fixed to the box (B) by a mounting screw (N) that penetrates it, and is fixedly attached to the indoor wall surface or floor surface, and the lid body (3) is the decorative plate. A spring for returning the lid (3) in the open upright posture to the non-indented position is supported by the decorative plate (4) and is supported by the skirt (41) protruding from the (4) into the box (B). A plurality of protrusions (6) and (6) are installed side by side along the pushing direction at the front part in the pushing direction of the lid body (3) in the open upright posture. The lever (22) consists of a release lever main body (220) arranged in the socket insertion area on the outer periphery of the hose end (11) and a fulcrum portion (210) provided at the base end thereof. The lid (3) comprises an operating piece (222) projecting toward the pushing movement range (300) side, and the fulcrum portion (210) is located at the top dead center of the tip end side of the hose end (11). It is supported so as to be diagonally movable up to the bottom dead center on the base end side, and at the top dead center, the operating piece (222) is moved in the pushing movement range (3
00) and at the bottom dead center, the operating piece (2
22) enters the pushing movement area (300) and
The fulcrum position of the fulcrum portion (210) is set so that it can be engaged with (6), and the release lever main body (220) is urged toward the tip end side of the hose end (11) so that the fulcrum portion ( 210) is provided with a push spring (15) for returning the top lever to the top dead center, and the release lever main body (220) is moved to the hose end (11) with the fulcrum (210) returned to the top dead center. ) A buried gas stopper provided with a stopper (9) for maintaining a substantially right angle to (1). 2. A support wall (2) fixed to the gas stopper body (1) and for supporting a fulcrum part (210) of the release lever (22) is provided, the support wall (2) and the fulcrum part. (210) is a relationship in which the shaft portion provided on one side is fitted into the inclined groove portion or the inclined elongated hole portion provided on the other side, and one end in the longitudinal direction of the inclined groove portion or the inclined elongated hole portion is The buried gas plug according to claim 1, wherein the top dead center and the other end are the bottom dead centers. 3. A lever mechanism (8) rotatably supported by the gas stopper body (1) at a predetermined angle and having a free end rotatably connected to a fulcrum portion (210) of a release lever (22). When the lever mechanism (8) is at one end of its rotatable range, the fulcrum part (210) coincides with the top dead center and at the other end, the fulcrum part (210) moves downward. Claim 1 which coincides with the dead point
The buried gas stopper described in. 4. The release lever main body (220) has a fulcrum portion (2
10) is a bifurcated structure extending from the hose end (11) to the outer peripheral region of the hose end (11), and the push spring (15) is externally fitted to the hose end (11), and the push spring (15) and the release lever main body ( The buried type gas stopper according to any one of claims 1 to 3, wherein an annular contact plate (18) which is fitted on the hose end (11) is interposed between the gas stopper and the (220).